Office 365 Enterprise E3

You need tools you can access anywhere that support teamwork and Office 365 delivers! Each user can install Office on five devices and work across devices to keep projects moving ahead. Files are always up to date and you can work together on the same document. Sharing files inside and outside your organization, even large and confidential files, is simple. And teams can join online meetings with HD video and screen sharing from anywhere or connect fast with social networking.